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fft_plan_manager.hh
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Wed, Oct 9, 16:14
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rTAMAAS tamaas
fft_plan_manager.hh
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/**
*
* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
*
* @section LICENSE
*
* Copyright (©) 2016 EPFL (Ecole Polytechnique Fédérale de
* Lausanne) Laboratory (LSMS - Laboratoire de Simulation en Mécanique des
* Solides)
*
* Tamaas is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* Tamaas is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Tamaas. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#ifndef FFT_PLAN_MANAGER_H
#define FFT_PLAN_MANAGER_H
/* -------------------------------------------------------------------------- */
#include <map>
#include "fftransform.hh"
/* -------------------------------------------------------------------------- */
__BEGIN_TAMAAS__
/* -------------------------------------------------------------------------- */
class
FFTPlanManager
{
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
protected
:
FFTPlanManager
();
public
:
virtual
~
FFTPlanManager
();
public
:
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
/// Get singleton instance
static
FFTPlanManager
&
get
();
/// Create/retrieve a plan from two surfaces
FFTransform
<
Real
,
2
>
&
createPlan
(
Grid
<
Real
,
2
>
&
input
,
GridHermitian
<
Real
,
2
>
&
output
);
/// Remove all plans
void
clean
();
/// Destroy a plan from two surfaces
void
destroyPlan
(
Grid
<
Real
,
2
>
&
input
,
GridHermitian
<
Real
,
2
>
&
output
);
/// Destroy any plan containing a given data pointer
template
<
typename
T
>
void
destroyPlan
(
const
T
*
some
);
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
private
:
std
::
map
<
std
::
pair
<
Real
*
,
complex
*>
,
FFTransform
<
Real
,
2
>
*>
plans
;
static
FFTPlanManager
*
singleton
;
};
/* -------------------------------------------------------------------------- */
__END_TAMAAS__
/* -------------------------------------------------------------------------- */
#endif
/* FFT_PLAN_MANAGER_H */
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